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    • 12. 发明申请
    • Method for manufacturing surface acoustic wave element, as well as surface acoustic wave element manufactured by the same method
    • 表面声波元件的制造方法以及通过相同的方法制造的表面声波元件
    • US20050273996A1
    • 2005-12-15
    • US11149493
    • 2005-06-09
    • Yuji Mitsui
    • Yuji Mitsui
    • H03H3/10H03H9/00
    • H03H3/10Y10T29/42Y10T29/49005Y10T29/4908
    • A method for manufacturing a surface acoustic wave element including: forming a conductive film on a surface of a piezoelectric substrate; forming a photoresist film on the conductive film; printing a pattern by exposing and developing the pattern, which is originally provided on a photomask, onto the photoresist film by reduced projection; forming an electrode of a surface acoustic wave element by etching the conductive film using the patterned photoresist film as a mask; measuring a resonant frequency of the surface acoustic wave element formed on the piezoelectric substrate; calculating an anodic oxidation voltage based on an amount of anodic oxidation of the electrode that is calculated in advance from the measured resonant frequency and a preset target resonant frequency; and performing anodic oxidation based on the anodic oxidation voltage calculated in the voltage calculation step and finishing anodic oxidation after detecting an end-point of oxidation reaction of the electrode.
    • 一种表面声波元件的制造方法,包括:在压电基板的表面上形成导电膜; 在导电膜上形成光致抗蚀剂膜; 通过曝光和显影最初设置在光掩模上的图案通过减小的投影而在光致抗蚀剂膜上印刷图案; 通过使用图案化的光致抗蚀剂膜作为掩模蚀刻导电膜来形成表面声波元件的电极; 测量形成在压电基板上的表面声波元件的谐振频率; 基于从所测量的谐振频率和预设的目标共振频率预先计算的电极的阳极氧化量来计算阳极氧化电压; 并且基于在电压计算步骤中计算的阳极氧化电压进行阳极氧化,并且在检测到电极的氧化反应的终点之后进行阳极氧化。
    • 13. 发明授权
    • Lever combination switch
    • 杠杆组合开关
    • US6162063A
    • 2000-12-19
    • US355559
    • 2000-01-06
    • Yuji MitsuiHisashi NaritaHiroyasu Ito
    • Yuji MitsuiHisashi NaritaHiroyasu Ito
    • B60R16/02B60Q1/14H01H1/58H01H9/02H01H25/00H01H25/04H01R13/70H01R33/00
    • H01R13/70B60Q1/1476H01H1/58
    • There is provided a lever combination switch which can save a connector space at a reverse side of a bottom of a switch case.In the lever combination switch, a bottom of the switch case is fixed to a bracket, mounted on a steering shaft, through an insulator interposed therebetween, and the insulator, comprises a lower insulator, having at its reverse side a lower connector for connection to a connector connected to a vehicle-side circuit, and an upper insulator which has at its obverse side an upper connector for connection to a connector, connected to a circuit on the switch case, and the upper insulator also has a terminal, which projects from a reverse surface of the upper insulator, and is connected to the lower connector, and the upper insulator is disposed in superposing relation to the lower connector.
    • PCT No.PCT / JP98 / 00328 Sec。 371日期2000年1月6日 102(e)日期2000年1月6日PCT提交1998年1月28日PCT公布。 第WO98 / 34255号公报 日期1998年8月6日提供了一种杠杆组合开关,其可以在开关壳体的底部的相反侧节省连接器空间。 在杠杆组合开关中,开关壳体的底部通过安装在转向轴上的绝缘体固定到支架上,并且绝缘体包括下绝缘体,在其下侧具有下连接器,用于连接到 连接到车辆侧电路的连接器,以及在其正面具有连接到开关壳体上的电路的连接器的上连接器的上绝缘体,并且上绝缘体还具有从 上绝缘体的反面,并连接到下连接器,并且上绝缘体与下连接器重叠设置。
    • 14. 发明授权
    • Method for manufacturing surface acoustic wave element, as well as surface acoustic wave element manufactured by the same method
    • 表面声波元件的制造方法以及通过相同的方法制造的表面声波元件
    • US07253706B2
    • 2007-08-07
    • US11149493
    • 2005-06-09
    • Yuji Mitsui
    • Yuji Mitsui
    • H03H9/25H03H9/64H03H3/08
    • H03H3/10Y10T29/42Y10T29/49005Y10T29/4908
    • A method for manufacturing a surface acoustic wave element including: forming a conductive film on a surface of a piezoelectric substrate; forming a photoresist film on the conductive film; printing a pattern by exposing and developing the pattern, which is originally provided on a photomask, onto the photoresist film by reduced projection; forming an electrode of a surface acoustic wave element by etching the conductive film using the patterned photoresist film as a mask; measuring a resonant frequency of the surface acoustic wave element formed on the piezoelectric substrate; calculating an anodic oxidation voltage based on an amount of anodic oxidation of the electrode that is calculated in advance from the measured resonant frequency and a preset target resonant frequency; and performing anodic oxidation based on the anodic oxidation voltage calculated in the voltage calculation step and finishing anodic oxidation after detecting an end-point of oxidation reaction of the electrode.
    • 一种表面声波元件的制造方法,包括:在压电基板的表面上形成导电膜; 在导电膜上形成光致抗蚀剂膜; 通过曝光和显影最初设置在光掩模上的图案通过减小的投影而在光致抗蚀剂膜上印刷图案; 通过使用图案化的光致抗蚀剂膜作为掩模蚀刻导电膜来形成表面声波元件的电极; 测量形成在压电基板上的表面声波元件的谐振频率; 基于从所测量的谐振频率和预设的目标共振频率预先计算的电极的阳极氧化量来计算阳极氧化电压; 并且基于在电压计算步骤中计算的阳极氧化电压进行阳极氧化,并且在检测到电极的氧化反应的终点之后进行阳极氧化。
    • 15. 发明授权
    • Movable contact of slide switch
    • 滑动开关的可动触点
    • US07045728B2
    • 2006-05-16
    • US11226279
    • 2005-09-15
    • Yuji Mitsui
    • Yuji Mitsui
    • H01H1/36
    • H01H1/26B60Q1/1469H01H1/403H01H1/50H01H25/04
    • The fourth movable contact of a slide switch includes a first and a second U-shaped contact parts arranged so that opposite ends thereof are coupled to a movable contact main body to form an almost U shape and small contact points are surrounded by larger contact points. The first and the second U-shaped contact parts are slidingly moved in a direction crossing the arraying direction of the projections at the tips of the U-shaped contact parts in order to connect/disconnect the projections of the U-shaped contact points to/from a fixed contact thus tuning on/off the switch. The first and the second U-shaped contact parts have opposite ends coupled to the movable contact main body and strong in the movement in the arrow directions.
    • 滑动开关的第四可移动触点包括第一和第二U形接触部分,其布置成使得其相对的端部联接到可动触头主体以形成几乎U形,并且小的接触点被较大的接触点包围。 第一和第二U形接触部分在与U形接触部分的尖端处的突起的排列方向相交的方向上滑动移动,以将U形接触点的突起连接/ 从一个固定的触点,从而调谐开/关的开关。 第一和第二U形接触部分具有相对的端部联接到可动触点主体并且在箭头方向上的运动较强。
    • 16. 发明授权
    • Surface acoustic wave device
    • 表面声波装置
    • US06566788B2
    • 2003-05-20
    • US09967978
    • 2001-10-02
    • Osamu IwamotoKoichi MorozumiYuji Mitsui
    • Osamu IwamotoKoichi MorozumiYuji Mitsui
    • H02L4108
    • H03H3/08H03H9/25
    • A surface acoustic wave device is provided having a substrate made of quartz, a pair of inter digital transducer-shaped electrodes made of an aluminum layer, an electrode pad, and a pair of lattice-shaped reflectors made of the same material as the electrode. The crystal structure of the aluminum layer composing the electrode is a twin crystal structure, where crystal grains of the (−1 1 1) plane and the (0 0 2) plane and crystal grains of the (1 −1 −1) plane and the (0 0 −2) plane are in a twin crystal relationship with the (−1 1 −1) plane and the (1 −1 1) plane of aluminum as the twin boundaries. Also, the {1 1 1} plane of the aluminum layer is oriented to an 8° inclination relative to the {0 1 0} plane of quartz composing the substrate.
    • 提供具有由石英制成的基板的表面声波装置,由铝层制成的一对数字式换能器形状的电极,电极焊盘和由与电极相同的材料制成的一对格子状的反射器。 构成电极的铝层的晶体结构是双晶结构,其中(-111)面和(0O2)面的晶粒和(1-1-1)面的晶粒和 (0 0 -2)平面与铝的(-1 1 -1)面和(1-11)面作为双边界处于双晶体关系。 此外,铝层的{111}面相对于构成基板的石英的{0 1.0}平面取向为8°倾斜。
    • 17. 发明授权
    • Surface acoustic wave device
    • 表面声波装置
    • US06339277B1
    • 2002-01-15
    • US09581470
    • 2000-06-14
    • Osamu IwamotoKoichi MorozumiYuji Mitsui
    • Osamu IwamotoKoichi MorozumiYuji Mitsui
    • H02N4108
    • H03H3/08H03H9/25
    • A surface acoustic wave device is provided having a substrate made of quartz, a pair of inter digital transducer-shape electrode made of an aluminum layer, an electrode pad, and a pair of lattice-shaped reflectors made of the same material as the electrode. The crystal structure of the aluminum layer composing the electrode is a twin crystal structure, where crystal grains of the (−1 1 1) plane and the (0 0 2) plane and crystal grains of the (1 −1 −1) plane and the (0 0 −2) plane are in a twin crystal relationship with the (−1 1 −1) plane and the (1 −1 1) plane of aluminum as the twin boundaries. Also, the {1 1 1} plane of the aluminum layer is oriented to an 8° inclination relative to the {0 1 0} plane of quartz composing the substrate.
    • 提供具有由石英制成的基板的表面声波装置,由铝层制成的一对数字式换能器形状的电极,电极焊盘和由与电极相同的材料制成的一对格子状的反射器。 构成电极的铝层的晶体结构是双晶结构,其中(-111)面和(0O2)面的晶粒和(1-1-1)面的晶粒和 (0 0 -2)平面与铝的(-1 1 -1)面和(1-11)面作为双边界处于双晶体关系。 此外,铝层的{111}面相对于构成基板的石英的{0 1.0}平面取向为8°倾斜。